11012012012 has 48 divisors (see below), whose sum is σ = 19667988480. Its totient is φ = 5394174912.

The previous prime is 11012011991. The next prime is 11012012023. The reversal of 11012012012 is 21021021011.

11012012012 is a modest number, since divided by 12012 gives 11012 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 11012011984 and 11012012002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19559243 + ... + 19559805.

It is an arithmetic number, because the mean of its divisors is an integer number (409749760).

Almost surely, 2^11012012012 is an apocalyptic number.

It is an amenable number.

11012012012 is a deficient number, since it is larger than the sum of its proper divisors (8655976468).

11012012012 is a wasteful number, since it uses less digits than its factorization.

11012012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110 (or 1108 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11012012012 its reverse (21021021011), we get a palindrome (32033033023).

The spelling of 11012012012 in words is "eleven billion, twelve million, twelve thousand, twelve".